Eastern Wahoo — (c) Sam Kieschnick, some rights reserved (CC BY), uploaded by Sam Kieschnick
Photo by (c) Sam Kieschnick, some rights reserved (CC BY), uploaded by Sam KieschnickiNaturalistCC BY
Pet safety reference

Eastern Wahoo

Euonymus atropurpurea

Euonymus atropurpurea is a deciduous shrub known for its vibrant fall foliage and deep red berries. It contains cardiac glycosides which can be harmful if ingested by pets.

Burning BushEastern WahooEuonymus atropurpureaWahoo
Light
Full sun to partial shade
Habit
Deciduous shrub
Care
Low

Safety status

Cats & Dogs

Potentially toxic

Consulted references classify the plant as toxic or irritating for that pet type.

Verified against ASPCA/provenance audit 2026-05-06 on May 6, 2026.

If a pet has chewed or swallowed plant material and is showing symptoms, contact a veterinarian or poison resource immediately. This product is for structured reference, not diagnosis.

Catsconcern notes

Common signs

Vomiting, diarrhea, abdominal pain, and potential cardiac arrhythmias.

Escalation note

Ingestion can lead to significant gastrointestinal distress and systemic effects. Please contact your veterinarian or an animal poison control center immediately if ingestion is suspected.

Dogsconcern notes

Common signs

Vomiting, diarrhea, lethargy, and potential cardiac irregularities.

Escalation note

The plant contains compounds that may affect heart function and digestion. Seek veterinary care promptly if your dog has consumed any part of this plant.

Safer alternatives

No hand-picked alternatives for this plant yet. You can still pick your own using the Compare button on any other plant.

Source evidence

ASPCA Toxic Plant List

toxicology · 99% reliability

Open source

Burning Bush (Euonymus atropurpurea) is listed as toxic to both cats and dogs.

NC State Extension Plant Toolbox

botanical · 94% reliability

Open source

Euonymus atropurpurea is a native shrub that produces showy red fruit, but all parts of the plant are considered toxic if ingested.

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Questions about Eastern Wahoo

Is Eastern Wahoo toxic to cats?

Yes, Eastern Wahoo (Euonymus atropurpurea) is toxic to cats. It contains cardiac glycosides that can cause gastrointestinal distress and, with larger ingestions, heart rhythm abnormalities.

What symptoms will my cat show after eating Eastern Wahoo?

Expect vomiting, diarrhea, and abdominal pain as the most common signs, typically appearing within hours of ingestion. Larger ingestions can also cause weakness and cardiac arrhythmias.

What should I do if my cat ate Eastern Wahoo?

Call ASPCA Animal Poison Control at (888) 426-4435 or your veterinarian immediately — do not wait for symptoms to appear. If your cat is already weak, collapsing, or has an irregular pulse, go to an emergency vet right away.

Which part of Eastern Wahoo is most dangerous to cats?

The plant contains cardiac glycosides throughout, including in its deep red berries, which are visually attractive and a likely ingestion risk. Exact dose thresholds are not well documented, so any suspected ingestion warrants a call to your vet.

Is Eastern Wahoo toxic to dogs?

Yes, Eastern Wahoo (Euonymus atropurpurea) is potentially toxic to dogs. The plant contains cardiac glycosides — compounds that can disrupt both heart function and digestion if ingested.

What symptoms will my dog show after eating Eastern Wahoo?

Gastrointestinal signs — vomiting, diarrhea, and abdominal pain — are the most common and typically appear within hours of ingestion. Larger amounts can also cause lethargy, weakness, and heart rhythm abnormalities.

What should I do if my dog ate Eastern Wahoo berries or leaves?

Call your vet or the ASPCA Animal Poison Control Center at (888) 426-4435 right away. Go to an emergency vet immediately if your dog becomes weak, collapses, or shows signs of an irregular pulse — these can indicate cardiac involvement.

Which part of Eastern Wahoo is poisonous to dogs?

The plant's cardiac glycosides are present throughout, and the deep red berries are a particular concern because dogs may be attracted to them. Exact dose thresholds are not well documented, so any ingestion — berries, leaves, or bark — warrants a call to poison control.

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